/**
* Get log object based on creation time and creator of the object
*
* @return org_routamc_positioning_log
*/
function seek_log_object($person = null, $time = null)
{
if (is_integer($person) || is_string($person)) {
$person_guid = $person;
} elseif (is_null($person)) {
$person_guid = $this->object->metadata->creator;
// TODO: Use metadata.authors?
} else {
$person_guid = $person->guid;
}
if (is_null($time)) {
$time = $this->object->metadata->published;
}
$person = new midgard_person($person_guid);
$qb = org_routamc_positioning_log::new_query_builder();
$qb->add_constraint('person', '=', $person->id);
$qb->add_constraint('date', '<=', $time);
$qb->add_order('date', 'DESC');
$qb->set_limit(1);
$matches = $qb->execute();
if (count($matches) > 0) {
return $matches[0];
}
return null;
}
/**
* Checks after location cache creation
*/
public function _on_created()
{
if (!$this->log && $this->relation == ORG_ROUTAMC_POSITIONING_RELATION_IN) {
// This location entry is defined as being made in a location,
// but is stored to object directly without corresponding log,
// create one.
// This situation can happen for example when importing images
// that have EXIF geo tags set
$object = $this->get_parent();
$log = new org_routamc_positioning_log();
$log->date = $this->date;
// TODO: Use 1.8 metadata authors instead?
$log->person = $object->metadata->creator;
$log->latitude = $this->latitude;
$log->longitude = $this->longitude;
$log->altitude = $this->altitude;
$log->importer = 'objectlocation';
// Usually the positions based on objects are manual, except in
// case of GPS-equipped cameras etc. We still need to figure
// out how to handle those.
$log->accuracy = ORG_ROUTAMC_POSITIONING_ACCURACY_MANUAL;
$log->create();
}
}
